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...WINTER STORM WATCH IN EFFECT FROM THIS AFTERNOON THROUGH THURSDAY AFTERNOON AT OR ABOVE ELEVATIONS GREATER THAN 4000 FT... * WHAT...Snow at or above elevations greater than 4000 ft. Additional snow accumulations of up to 6 inches expected through this afternoon. For the Winter Storm Watch, heavy snow possible at or above elevations greater than 4000 ft. Total snow accumulations between 12 and 24 inches possible. Winds could gust as high as 45 mph. * WHERE...West Slopes North Cascades and Passes. * WHEN...For the Winter Weather Advisory, until 4 PM PST this afternoon. For the Winter Storm Watch, from this afternoon through Thursday afternoon. * IMPACTS...Travel could be very difficult including SR 20 and Washington Pass.

...WINTER STORM WATCH IN EFFECT FROM THIS AFTERNOON THROUGH THURSDAY AFTERNOON AT OR ABOVE ELEVATIONS GREATER THAN 4000 FT... * WHAT...Snow at or above elevations greater than 4000 ft. Additional snow accumulations of up to 6 inches expected through this afternoon. For the Winter Storm Watch, heavy snow possible at or above elevations greater than 4000 ft. Total snow accumulations between 12 and 24 inches possible. Winds could gust as high as 45 mph. * WHERE...West Slopes North Cascades and Passes. * WHEN...For the Winter Weather Advisory, until 4 PM PST this afternoon. For the Winter Storm Watch, from this afternoon through Thursday afternoon. * IMPACTS...Travel could be very difficult including SR 20 and Washington Pass.

* WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Hood Canal Area, Bellevue and Vicinity, Bremerton and Vicinity, East Puget Sound Lowlands, Everett and Vicinity, Lower Chehalis Valley Area, Seattle and Vicinity, Southwest Interior, and Tacoma Area. * WHEN...From 4 PM this afternoon to 4 AM PST Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph expected. * WHERE...Admiralty Inlet Area, Central Coast, North Coast, San Juan County, Western Skagit County, and Western Whatcom County. * WHEN...From 4 PM this afternoon to 4 AM PST Wednesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

* WHAT...South winds 30 to 40 mph with gusts up to 50 mph expected. Gusts up to 60 mph are possible over the high terrain of the Warner Mountains and Winter Rim. * WHERE...Portions of Lake and Modoc counties, and eastern Klamath County, including Silver Lake, Paisley, Valley Falls, Adel, Alkali Lake, Wagontire, portions of Highways 31, 395, and 140. * WHEN...From 4 AM to 7 PM PST Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of the southern Rogue Valley in Jackson County, including Ashland, Phoenix, Talent, and portions of Interstate 5 south of Medford. * WHEN...From 10 PM this evening to 4 PM PST Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...South winds 35 to 45 mph with gusts up to 60 mph expected. Winds up to 70 mph are possible over headlands and very exposed terrain. * WHERE...The Coos and Curry County coastlines along and south of Cape Arago, including beaches, headlands, state parks, portions of Highway 101, and the communities of Brookings, Gold Beach, Port Orford, and Bandon. * WHEN...From 4 PM this afternoon to 10 AM PST Wednesday. * IMPACTS...Damaging winds could blow down trees and power lines, and damage or blow away unsecured objects. Power outages are possible. Travel will become difficult, especially for high profile vehicles.

* WHAT...Snow above 4000 feet. For the Winter Weather Advisory, snow showers will result in additional snow accumulations between 2 and 4 inches through Tuesday afternoon. For the Winter Storm Watch, 1 to 2 feet of snow is possible Tuesday night through Thursday afternoon over Washington Pass. 3 to 6 inches is possible over Loup Loup Pass Tuesday night through Wednesday night. * WHERE...State Route 20 North Cascades Highway over Washington Pass. * WHEN...For the Winter Weather Advisory, until 4 PM PST this afternoon. For the Winter Storm Watch, from this afternoon through Thursday afternoon. * IMPACTS...Periods of snow through Thursday afternoon will add up to considerable accumulations. Check the Washington Department of Transportation for the status of Washington Pass on State Route 20 before you travel. * ADDITIONAL DETAILS...Persistent light snow will fall over the North Cascades through Tuesday afternoon. A stronger winter storm will arrive Tuesday evening into Wednesday with potential for 1-2 feet of snow.

* WHAT...Heavy snow possible. Total snow accumulations between 8 and 14 inches possible above 4000 feet. * WHERE...Chesaw Road, Sherman Pass, Highway 20 Wauconda Summit, and Boulder Creek Road. * WHEN...From this evening through late Wednesday night. * IMPACTS...Motorists should be prepared for winter driving conditions at elevations above 4000 feet in Ferry and Okanogan counties Tuesday night through Wednesday night. * ADDITIONAL DETAILS...Snow levels will waver between 4000 and 5000 feet with the heaviest snow occurring at high elevations including Sherman Pass at over 5500 feet.

* WHAT...Snow above 4000 feet. For the Winter Weather Advisory, snow showers will result in additional snow accumulations between 2 and 4 inches through Tuesday afternoon. For the Winter Storm Watch, 1 to 2 feet of snow is possible Tuesday night through Thursday afternoon over Washington Pass. 3 to 6 inches is possible over Loup Loup Pass Tuesday night through Wednesday night. * WHERE...State Route 20 North Cascades Highway over Washington Pass. * WHEN...For the Winter Weather Advisory, until 4 PM PST this afternoon. For the Winter Storm Watch, from this afternoon through Thursday afternoon. * IMPACTS...Periods of snow through Thursday afternoon will add up to considerable accumulations. Check the Washington Department of Transportation for the status of Washington Pass on State Route 20 before you travel. * ADDITIONAL DETAILS...Persistent light snow will fall over the North Cascades through Tuesday afternoon. A stronger winter storm will arrive Tuesday evening into Wednesday with potential for 1-2 feet of snow.

* WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...In Oregon, Foothills of the Southern Blue Mountains of Oregon and Grande Ronde Valley. In Washington, Foothills of the Blue Mountains of Washington. * WHEN...From 10 PM this evening to 4 PM PST Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...For the High Wind Warning for the base of the northern Blue Mountains of Oregon, south winds 30 to 40 mph with gusts up to 60 mph expected. For the Wind Advisory, south winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Foothills of the Northern Blue Mountains of Oregon. * WHEN...From 10 PM this evening to 4 PM PST Wednesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds are expected along Interstate 84 at Cabbage Hill in the overnight period. Below Cabbage Hill, winds will be slightly weaker, with gusts 40 to 55 mph.

* WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...In Oregon, Foothills of the Southern Blue Mountains of Oregon and Grande Ronde Valley. In Washington, Foothills of the Blue Mountains of Washington. * WHEN...From 10 PM this evening to 4 PM PST Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...For the High Wind Warning for the base of the northern Blue Mountains of Oregon, south winds 30 to 40 mph with gusts up to 60 mph expected. For the Wind Advisory, south winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Foothills of the Northern Blue Mountains of Oregon. * WHEN...From 10 PM this evening to 4 PM PST Wednesday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds are expected along Interstate 84 at Cabbage Hill in the overnight period. Below Cabbage Hill, winds will be slightly weaker, with gusts 40 to 55 mph.

* WHAT...Wet snow above 4000 feet. Additional snow accumulations up to 3 inches. The highest snow accumulations will occur above 4500 feet including along Highway 35 near Bennett Pass, the Timberline Highway on Mt. Hood and in the vicinity of Santiam Pass along US20. Winds gusting as high as 35 mph. * WHERE...Northern and Central Oregon Cascades. * WHEN...Until 10 AM PST this morning. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Temperatures dropping below freezing Monday night into early Tuesday morning will lead to untreated surfaces becoming icy and slick above 4000 feet.

* WHAT...Large waves and hazardous surf conditions. Breakers up to 26 feet. * WHERE...North and Central Coast of Oregon, and South Washington Coast. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Destructive waves may wash over beaches, jetties, and other structures unexpectedly. People can be swept off rocks and jetties and drown while observing high surf. Minor beach erosion may damage coastal properties and buildings. Higher than normal water run-up is expected on beaches and low- lying shoreline.

* WHAT...Large waves and hazardous surf conditions. Breakers up to 26 feet. * WHERE...North and Central Coast of Oregon, and South Washington Coast. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Destructive waves may wash over beaches, jetties, and other structures unexpectedly. People can be swept off rocks and jetties and drown while observing high surf. Minor beach erosion may damage coastal properties and buildings. Higher than normal water run-up is expected on beaches and low- lying shoreline.

* WHAT...South winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...South Washington and North and Central Oregon Coast. * WHEN...From 8 PM this evening to 6 AM PST Wednesday. * IMPACTS...Damaging winds will blow down trees and power lines. Some power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Highest winds will be along the beaches and headlands.

* WHAT...South winds 20 to 25 mph with gusts up to 45 mph expected. * WHERE...Central and Southern Willamette Valley, Lower Columbia River and Cowlitz River Valleys, Tualatin Valley, Portland West Hills and Chehalem Mountain, Inner Portland Metro, North Clark County Lowlands, and Inner Vancouver Metro. * WHEN...From 8 PM this evening to 6 AM PST Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...South winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...South Washington and North and Central Oregon Coast. * WHEN...From 8 PM this evening to 6 AM PST Wednesday. * IMPACTS...Damaging winds will blow down trees and power lines. Some power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Highest winds will be along the beaches and headlands.